
今天南陽鈣粉廠家跟(gen)我們(men)講(jiang)講(jiang)活性碳(tan)(tan)(tan)酸鈣(gai)(gai)的(de)(de)(de)生(sheng)(sheng)產工(gong)藝(yi),讓我們(men)可(ke)以更好的(de)(de)(de)了(le)解我們(men)的(de)(de)(de)產品(pin)。活性碳(tan)(tan)(tan)酸鈣(gai)(gai)的(de)(de)(de)生(sheng)(sheng)產工(gong)藝(yi)與生(sheng)(sheng)產輕質碳(tan)(tan)(tan)酸鈣(gai)(gai)大致相同,但在(zai)碳(tan)(tan)(tan)化(hua)(hua)(hua)(hua)這一工(gong)序中應嚴格操(cao)控條件,使(shi)生(sheng)(sheng)成微細的(de)(de)(de)碳(tan)(tan)(tan)酸鈣(gai)(gai)顆粒,再用(yong)(yong)活化(hua)(hua)(hua)(hua)劑(ji)進(jin)行表面(mian)(mian)處(chu)理(li)(li)。行將石(shi)(shi)(shi)灰(hui)石(shi)(shi)(shi)與煤混合,其配比約7.5左右,于(yu)(yu)900-1000℃ 溫度(du)(du)下在(zai)石(shi)(shi)(shi)灰(hui)窯中緞燒,二(er)氧(yang)化(hua)(hua)(hua)(hua)碳(tan)(tan)(tan)經洗氣除塵(chen)后送碳(tan)(tan)(tan)化(hua)(hua)(hua)(hua)塔(ta),生(sheng)(sheng)石(shi)(shi)(shi)灰(hui)進(jin)消化(hua)(hua)(hua)(hua)槽(cao),用(yong)(yong)80-90℃ 的(de)(de)(de)熱水充(chong)分(fen)消化(hua)(hua)(hua)(hua),制(zhi)成濃(nong)度(du)(du)約9%的(de)(de)(de)乳液,進(jin)入(ru)碳(tan)(tan)(tan)化(hua)(hua)(hua)(hua)塔(ta),通二(er)氧(yang)化(hua)(hua)(hua)(hua)碳(tan)(tan)(tan)進(jin)行碳(tan)(tan)(tan)化(hua)(hua)(hua)(hua),當碳(tan)(tan)(tan)化(hua)(hua)(hua)(hua)時(shi)懸(xuan)浮(fu)液的(de)(de)(de)PH值等(deng)于(yu)(yu)7時(shi)為反響終點(dian),此(ci)時(shi)可(ke)引(yin)入(ru)活化(hua)(hua)(hua)(hua)劑(ji),對生(sheng)(sheng)成的(de)(de)(de)碳(tan)(tan)(tan)酸鈣(gai)(gai)進(jin)行表面(mian)(mian)處(chu)理(li)(li)。有干法(fa)表面(mian)(mian)處(chu)理(li)(li)和濕法(fa)表面(mian)(mian)處(chu)理(li)(li), 一般(ban)(ban)選用(yong)(yong)濕法(fa)表面(mian)(mian)處(chu)理(li)(li)工(gong)藝(yi),因該法(fa)可(ke)制(zhi)得(de)(de)活化(hua)(hua)(hua)(hua)度(du)(du)高(gao),松散功用(yong)(yong)好,透明性高(gao)的(de)(de)(de)活性碳(tan)(tan)(tan)酸鈣(gai)(gai)。目前增(zeng)加活化(hua)(hua)(hua)(hua)劑(ji)一般(ban)(ban)有酞酸酯(zhi)偶(ou)聯劑(ji)、硬脂酸、木質素等(deng),用(yong)(yong)量約1%-5%。完成了(le)前面(mian)(mian)的(de)(de)(de)化(hua)(hua)(hua)(hua)學(xue)處(chu)理(li)(li)后,對料液脫水分(fen)別、單調制(zhi)得(de)(de)白度(du)(du)高(gao)的(de)(de)(de)制(zhi)品(pin)。